NATIONAL UNIVERSITY (NU) again delivered a resounding performance to stay unscathed on Friday heading into the girls’ championship of the Philippine National Volleyball Federation (PNVF) Under-18 Championships at the Rizal Memorial Coliseum. The Lady Bullpups blasted De La Salle-Lipa, 25-19, 25-15, 25-23, in the semifinal behind Denesse Daylisan and team…